Here are the reported incidents at 7:30 on 30 October for the Tube system:

CENTRAL LINE: Severe delays are occurring due to an earlier fire alert at Holborn. London Underground tickets are being accepted on local buses, DLR and National Express East Anglia services between Stratford and Liverpool Street. JUBILEE LINE: Severe delays are occurring due to an earlier signal failure at Waterloo. London Underground tickets are being accepted on local buses and the DLR. BAKERLOO LINE: Minor delays are occurring due to lack of available trains caused by vandalism.